Finding the Fourth Proportional to 16,447.89, 24,668.30 and 5,204.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,447.89 : 24,668.30 = 5,204.12 : x
2. Step 2: Convert to fraction form
   16,447.89/24,668.30 = 5,204.12/x
3. Step 3: Cross multiply
   16,447.89x = 24,668.30 × 5,204.12
4. Step 4: Simplify right side
   16,447.89x = 128,376,793.40
5. Step 5: Solve for x
   x = 128,376,793.40/16,447.89
6. Step 6: Final answer
   x = 7,805.06